Laravel Eloquent Compare two Columns Values

 Laravel Eloquent Compare two Columns Values in 2 way

=> 1st way

->whereRaw('table_1.name = table_2.name');

=> 2st way

->whereColumn('table_1.name', 'table_2.name');

=> Example

$users = DB::table('users')
       ->whereColumn('first_name', 'last_name')
        ->get();

=> Example with multiple columns

$users = DB::table('users')
         ->whereColumn([
             ['first_name', '=', 'last_name'],
             ['updated_at', '>', 'created_at'],
          ])->get();

Note

You can used operation used like 

'=,<,>,<=,>= etc